1. Prologue

An ant marooned on a leaf as it circles down a millstream may be observed twitching his antenna as he contemplates the water in the best attempt, he can to ascertain the physical parameters of his surroundings. He may well be constrained to confine his observations to...

2. The Physical Environment

Including time, the physical environment has four dimensions, all, as far as our senses can tell, extending out to infinity in each direction. In the case of space we have become used to mind-bending numbers of light years describing the distance of the more remote...

3. Life

As in many classifications, there is no hard and fast boundary between the organic and the inorganic. An organism must be able to reproduce itself and be capable of action to make the most of its environment, but crystals of inorganic substances can do this and nobody...

4. Man

Man has been with the earth for several millions of years. Perhaps five, perhaps two, or perhaps less, depending on how the difference between man and a man-like ape is defined. At all events it is quite a long time in human terms; long enough for the ice-sheets to...

5. Race

Everybody knows about evolution by natural selection, mutations and survival of the fittest. It is the mechanism that has made intelligent life possible; without this means of improving efficiency we should still be part of the primeval soup. The mechanism leads to...
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